Home / 13,563,066.20-20,344,599.30-8,177,797.40

Finding the Fourth Proportional to 13,563,066.20, 20,344,599.30 and 8,177,797.40

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Solution

The fourth proportional to 13,563,066.20, 20,344,599.30 and 8,177,797.40 is: 12,266,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,563,066.20 : 20,344,599.30 = 8,177,797.40 : x
  2. Step 2: Convert to fraction form
    13,563,066.20/20,344,599.30 = 8,177,797.40/x
  3. Step 3: Cross multiply
    13,563,066.20x = 20,344,599.30 × 8,177,797.40
  4. Step 4: Simplify right side
    13,563,066.20x = 166,374,011,259,581.84
  5. Step 5: Solve for x
    x = 166,374,011,259,581.84/13,563,066.20
  6. Step 6: Final answer
    x = 12,266,696.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.